PGC 41646
| Galaxy LEDA / PGC 41646 |
|
|---|---|
![IC 3481 with PGC 41646 (lu) & SDSS J123245.24 + 112313.9 [1] SDSS image](https://de.wikipedia.org/wiki/Datei:IC3481_-_SDSS_DR14.jpg)
|
|
| IC 3481 with PGC 41646 (lu) & SDSS J123245.24 + 112313.9 SDSS recording | |
| AladinLite | |
| Constellation | Virgin |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 12 h 32 m 56.750 s |
| declination | + 11 ° 23 ′ 23.85 ″ |
| Appearance | |
| Morphological type | E pec: |
| Brightness (visual) | 13.4 mag |
| Brightness (B-band) | 14.4 mag |
| Angular expansion | 0.2 ′ × 0.2 ′ |
| Surface brightness | 10.0 mag / arcmin² |
| Physical data | |
| Affiliation | E. |
| Redshift | 0.024457 ± 0.000112 |
| Radial velocity | 7332 ± 34 km / s |
|
Stroke distance v rad / H 0 |
(325 ± 23) x 10 6 ly (99.7 ± 7.0) Mpc |
| history | |
| Catalog names | |
| IC 3481A • PGC 41646 • MCG + 02-32-128 • 2MASX J12325676 + 1123241 • Arp 175-2 • VV 43b • GALEX ASC J123256.68 + 112325.6 • NSA 66815 • VPC 887 | |
LEDA / PGC 41646 (also IC 3481A ) is an elliptical dwarf galaxy of the Hubble type E0 in the constellation Virgo on the ecliptic . The galaxy is an estimated 325 million light years from the Milky Way and is approximately 20,000 light years across. Together with IC 3481 and IC 3483 , it forms the galaxy triplet Arp 175 .
Halton Arp organized his catalog of unusual galaxies into groups according to purely morphological criteria. This galaxy belongs to the class galaxies with narrow opposing arms .
In the same area of the sky are u. a. the galaxies NGC 4503 , NGC 4528 , IC 3446 , IC 3470 .
literature
- Jeff Kanipe and Dennis Webb: The Arp Atlas of Peculiar Galaxies - A Chronicle and Observer's Guide " , Richmond 2006, ISBN 978-0-943396-76-7